Nais, M.K. and Siswani, E.D. 2018. Multimedia of Chemistry Enrichment in Colloidal Systems for Vocational High School Students. EDUCATUM Journal of Science, Mathematics and Technology. 5, 1 (Jun. 2018), 24–30. DOI:https://doi.org/10.37134/ejsmt.vol5.1.4.2018.